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參數資料
| 型號： | IS82C89 |
| 廠商： | INTERSIL CORP |
| 元件分類： | 外設及接口 |
| 英文描述： | CMOS Bus Arbiter |
| 中文描述： | 8 MHz, BUS ARBITER AND CONT SIG GEN, PQCC20 |
| 封裝： | PLASTIC, LCC-20 |
| 文件頁數： | 12/15頁 |
| 文件大小： | 123K |
| 代理商： | IS82C89 |
4-354
AC Test Load Circuits
BUSY, CBRQ LOAD CIRCUIT
AEN LOAD CIRCUIT
BPRO, BREQ LOAD CIRCUIT
NOTE: Includes Stray and Jig Capacitance
AC Testing Input, Output Waveform
AC Testing: Inputs are driven at V
IH
+0.4V for a logic “1” and V
IL
-0.4V for a logic “0”. The clock is driven at V
CC
-0.4V and 0.4V. Tim-
ing measurements are made at 1.5V for both a logic “1” and “0”.
TEST
POINT
100pF
(NOTE)
102
OUTPUT FROM
DEVICE
UNDER TEST
2.5V
TEST
POINT
2.9V
100pF
(NOTE)
OUTPUT FROM
DEVICE
UNDER TEST
157.2
TEST
POINT
2.9V
100pF
(NOTE)
OUTPUT FROM
DEVICE
UNDER TEST
249.6
1.5V
1.5V
V
IL
-0.4V
INPUT
V
IH
+0.4V
V
OL
OUTPUT
V
OH
82C89
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